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[expand - 1 more] - Recursive value assignment - Pig - [mail # user]
...Dear all, I try the following code: ```data = load 'xxx' as (col: String);data = filter data by col != '';out = foreach data generate col;```I don't know why pig allow recursive value assign...
   Author: James, 2015-01-26, 18:50
Merge join produce incorrect output - Pig - [mail # user]
...Hello, I am trying to use merge join to speed up a join operator that finding friends of a list of person from a social network. But in my trail I get incorrect output. Could you give me som...
   Author: James, 2014-11-12, 17:51
What can we get from the result of embed-python script? - Pig - [mail # user]
...Hello, I hope to write a pig script executor using python as nohup export too many useless infomation. My target is to write a python script to execute specific pig script and log the number...
   Author: James, 2014-10-24, 16:13
Re:java.lang.String cannot be cast to java.lang.Integer - Pig - [mail # user]
...How about using the explicit cast like   ordered = ORDER query BY (int)z;AlcaidFrom:  "Patcharee Thongtra";;Date:  Fri, May 30, 2014 06:02 PMTo:  "user"; Subject: &n...
   Author: James, 2014-05-30, 19:28
回复:Re: Any way to join two aliases without using CROSS - Pig - [mail # user]
...Hello,There is a similar UDF in DataFu named Enumerate. http://datafu.incubator.apache.org/docs/datafu/1.2.0/datafu/pig/bags/Enumerate.htmlI wish it may help. James ...
   Author: James, 2014-03-26, 04:26
[PIG-3113] Shell command execution hangs job - Pig - [issue]
...Executing a shell command inside a Pig script has the potential to deadlock the job. For example, the following statement will block when somebigfile.txt is sufficiently large:%declare input...
http://issues.apache.org/jira/browse/PIG-3113    Author: James, 2013-01-15, 19:38
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elasticsearch, apache solr, apache hbase, hadoop, redis, casssandra, amazon cloudwatch, mysql, memcached, apache kafka, apache zookeeper, apache storm, ubuntu, centOS, red hat, debian, puppet labs, java, senseiDB